Assume that inputFile references a Scanner object that was used to open a file. Which of the following while loops is the correct way to read data from the file until the end of the file is reached?

a$.$ while $($inputFile$.$nextLine $=")$

b$.$ while $($inputFile $!=$ null$)$

c$.$ while $(!$inputFile.EOF$)$

d$.$ while $($inputFile$.$hasNext$(0)$